[maven-release-plugin] prepare release SRUClient-2.2.0

pom.xml

@@ -1,11 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>eu.clarin.sru</groupId>
     <artifactId>sru-client</artifactId>
-    <version>2.2.0-SNAPSHOT</version>
+    <version>2.2.0</version>
     <name>SRU/CQL Client</name>
     <description>A SRU/CQL client implementation conforming to SRU/CQL protocol version 1.1, 1.2 and (partially) 2.0</description>
     <organization>
@@ -15,7 +13,8 @@
 
     <scm>
         <developerConnection>scm:git:https://github.com/clarin-eric/fcs-sru-client.git</developerConnection>
-      </scm>
+        <tag>SRUClient-2.2.0</tag>
+  </scm>
 
     <properties>
         <!-- project settings -->